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For the Inventor, By the Inventor

Zama, Japan

Keiji Kadota

This inventor holds 12 USPTO granted patents and 5 EPO patents. Top assignee: Nissan Motor Company Limited. Active years: 2002-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Kadota. Retrieved from https://idiyas.com/inventor/keiji-kadota

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 12

% Patents Active = 100.0


Average Co-Inventor Count = 1.9

ph-index = 9

Forward Citations = 211(Granted Patents)


Location History:

  • Akishima, JP (2002)
  • Kanagawa, JP (2005 - 2006)
  • Zama, JP (2005 - 2009)

Company Filing History:

goldMedal12 out of 13,420 
 
Nissan Motor Company Limited
 patents

Years Active: 2002-2009

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12 patents (USPTO):Explore Patents
1. 7532968 - Vehicle driving force control apparatus (2009-05-12),
2. 7234553 - Vehicle driving force control apparatus (2007-06-26),
3. 7140460 - Vehicle driving force control apparatus (2006-11-28),
4. 7102313 - Apparatus and method for providing protection to electric traction motor of vehicle (2006-09-05),
5. 7004018 - Vehicle driving force control apparatus (2006-02-28),
6. 6969337 - Vehicle driving force control apparatus (2005-11-29),
7. 6962550 - Control for vehicle including electric motor powered by engine driven generator (2005-11-08),
8. 6953415 - Vehicle control apparatus (2005-10-11),
9. 6905438 - Vehicle powertrain control system and method for enhanced vehicle start-up acceleration (2005-06-14),
10. 6898505 - Controlling a starting and the subsequent vehicle acceleration procedure (2005-05-24),
11. 6898504 - Vehicle driving force control apparatus (2005-05-24),
12. 6434469 - Driving force control apparatus (2002-08-13),

Title: Keiji Kadota: Innovator in Vehicle Driving Force Control

Introduction

Keiji Kadota is a prominent inventor based in Zama, Japan, known for his significant contributions to automotive technology. With a total of 12 patents to his name, Kadota has made remarkable advancements in vehicle driving force control systems. His work primarily focuses on enhancing the efficiency and performance of electric and hybrid vehicles.

Latest Patents

One of Kadota's latest inventions is a vehicle driving force control apparatus designed to prevent insufficient power generation in electric motors. This innovative system includes a shift schedule change section, a power sufficiency determining section, and a shift schedule change prohibit section. The apparatus ensures that any changes in the shift schedule do not compromise the power supply to the electric motor driving the vehicle's first drive wheel. Another notable patent addresses the prevention of shocks during clutch engagement or release. This driving force control apparatus maintains the clutch in an engaged state, minimizing shocks during creep travel when the target motor torque is low.

Career Highlights

Keiji Kadota is currently employed at Nissan Motor Company Limited, where he continues to develop cutting-edge technologies in the automotive sector. His expertise in vehicle dynamics and control systems has positioned him as a key player in the industry. Kadota's inventions not only enhance vehicle performance but also contribute to the overall safety and comfort of driving experiences.

Collaborations

Throughout his career, Kadota has collaborated with talented colleagues such as Kouichi Shimizu and Tatsuya Kamata. These partnerships have fostered a creative environment that encourages innovation and the development of advanced automotive technologies.

Conclusion

Keiji Kadota's contributions to vehicle driving force control systems exemplify his dedication to innovation in the automotive industry. His patents reflect a commitment to improving vehicle performance and safety, making him a notable figure in the field of automotive engineering.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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